sstate.bbclass: Do not fail if files cannot be touched

It may be that a file is not allowed to be touched, e.g., if it is a
symbolic link into a global sstate cache served over NFS.

(From OE-Core rev: 462e3f505217c9b9e0d2c1cbdafb0c8910bb6a59)

Signed-off-by: Peter Kjellerstedt <peter.kjellerstedt@axis.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 11 insertions, 4 deletions

diff --git a/meta/classes/sstate.bbclass b/meta/classes/sstate.bbclass
index c73c3b42a7..aa9c30b4e1 100644
--- a/meta/classes/sstate.bbclass
+++ b/meta/classes/sstate.bbclass
@@ -690,7 +690,10 @@ def sstate_package(ss, d):
     if not os.path.exists(siginfo):
         bb.siggen.dump_this_task(siginfo, d)
     else:
-        os.utime(siginfo, None)
+        try:
+            os.utime(siginfo, None)
+        except PermissionError:
+            pass
 
     return
 
@@ -776,7 +779,7 @@ sstate_task_postfunc[dirs] = "${WORKDIR}"
 sstate_create_package () {
         # Exit early if it already exists
         if [ -e ${SSTATE_PKG} ]; then
-                touch ${SSTATE_PKG}
+                [ ! -w ${SSTATE_PKG} ] || touch ${SSTATE_PKG}
                 return
         fi
 
@@ -810,7 +813,7 @@ sstate_create_package () {
         else
                 rm $TFILE
         fi
-        touch ${SSTATE_PKG}
+        [ ! -w ${SSTATE_PKG} ] || touch ${SSTATE_PKG}
 }
 
 python sstate_sign_package () {
@@ -1122,7 +1125,11 @@ python sstate_eventhandler() {
         if not os.path.exists(siginfo):
             bb.siggen.dump_this_task(siginfo, d)
         else:
-            os.utime(siginfo, None)
+            try:
+                os.utime(siginfo, None)
+            except PermissionError:
+                pass
+
 }
 
 SSTATE_PRUNE_OBSOLETEWORKDIR ?= "1"